1.b6 !(1.Rg3+ {?} 1...Ka4 2.b6 Rd4+ 3.Ke6 Rc8 4.b7 Rt8+!=}) 1...Rd4+

2.Ke6 Rc6+

(2...Rb4 3.Rg3+ Ka4 4.Kd6 Rcb5 5.Ra2#)

3.Ke5 Rb4

4.Rg3+

(4.Rh3+ {?} 4...Kb2 5.Rg2+Rc2 6.Rxc2+ Kxc2 7.Rh6 Rb5+ {!} 8.Kd4 Kb3 {=})

4...Ka4

5.Ra2+

(5.b7 {?} 5... Rb5+ {=})

5...Kb5

6.b7 Rb6

7.Rg7 {!}

(7.Ra7 {?} 7...Kc4 8.Rg4+ Kc5 9.Rxb4 Rxb4 {!}10.Ke6 Kc6 {=})

(9...Kxb4 {?} 10.Ra1 Kc3 11.Rc1+ Kb2 12.Rc7 Kb3 13.Kd5 Kb4 14.Rc1 Ka3 15.Ra1+Kb2 16.Ra7 {+-})

7...Kc6

8.Rc2+ Kb5

9.Rc1 {!}

(9.Rc8 {?} 9...Ka4 10.Ra8+ Kb3 {=})

9...Ka4 (9...Ka5 10.Ra1+ Ra4 11.b8=Q Rxb8 12.Ra7+ {-+})

10.Ra1+ Kb3

11.Rb1+ Ka4

12.Rxb4+ Kxb4

13.Rg1  a )Kc3

14.Rc1+ Kb2

15.Rc7 Kb3

16.Kd5

(16.Kd4 ? Rb5 !   17.Rh7 Kb4 18.Rс7  K b3  POS.DRAW =

16...Kb4

17.Rc1

(17.Rc2 Kb3 18.Rc1 Kb2 19.Rc7 {loss time})

17...Ka3

18.Ra1+ Kb2

19.Ra7 Kb3

20.Kc5 +_

b) 13...Ka3

14.Ra1+ Kb2

15.Ra7 Kb3

16.Kd5 (16.Kd4 {?} 16...Rb5 {!} 17.Ra1 Kb2 18.Ra7 Kb3= {pos.draw})

16...Kb4

17.Ra1

(17.Ra2 Kc3 18.Ra3+ Kb4 19.Ra1 {loss time})

17...Kc3

18.Rc1+Kb2

19.Rc7 Kb3

20.Kc5 {+_}

(20.Rh7 20...Kb4 21.Rh1 Kc3 22.Rc1+ Kb2 23.Rc7 Kb3 24.Kc5{loss time}))